A 10kg object has a velocity of 14m/s. What is its KE?

Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.

Asher cycles 12 miles in 16 hours. what is his speed?

Which of the following is an example of motion in two dimensions?